# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.335674 Bacteria.451538 Firmicutes.117571 Firmicutes___Clostridia.3896 Hungateiclostridium.5443 hsc.1302 hsc:HVS_07805 korB2; 2-oxoglutarate oxidoreductase subunit KorB; K00175 2-oxoglutarate/2-oxoacid ferredoxin oxidoreductase subunit beta [EC:1.2.7.3 1.2.7.11]